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E^(theta) values of MnO(4)^(-), Ce^(4+) ...

`E^(theta)` values of `MnO_(4)^(-), Ce^(4+) and Cl_(2)` are 1.507, 1.61 and 1.358 V respectively. Arrange these in order of increasing strength as oxidizing agent.

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`Cl_2 lt MnO_(4)^(-) lt Ce^4-`
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